CN210427002U

CN210427002U - Container valve and selector valve testing device

Info

Publication number: CN210427002U
Application number: CN201921864827.1U
Authority: CN
Inventors: 云虹; 张昱; 商木松
Original assignee: Isafe Fire Equipment Tianjin Co ltd
Current assignee: Isafe Fire Equipment Tianjin Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-04-28
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a container valve, selection valve testing arrangement, including test bench and air supply distribution system, the test bench includes first test bench and second test bench, air supply distribution system includes first air compressor, first air compressor passes through first main valve respectively with the relief valve, the one end of first gas bomb and first air-vent valve is connected, the other end of first air-vent valve is connected with the one end of first valve and second valve respectively, the other end of first valve is connected with the air inlet of first test bench, the other end of second valve is connected with the air inlet of second test bench. First air compressor connects first test bench and second test bench respectively through first air-vent valve, and first air-vent valve becomes first test bench test required pressure and second test bench required pressure with atmospheric pressure regulation, realizes container valve gas tightness test and container valve and selection valve reliability test, the utility model discloses simple structure, the test is reliable.

Description

Container valve and selector valve testing device

Technical Field

The utility model belongs to the technical field of fire control gas cylinder equipment detects, especially, relate to a container valve, selector valve testing arrangement.

Background

Due to the special use condition of the fire-fighting gas cylinder, the container valve of the fire-fighting gas cylinder needs to be subjected to gas tightness test, strength (pressure resistance) test and reliability (action) test on the container valve and the selection valve, and a pneumatic starter of the valve is subjected to starting test. The traditional testing device can only perform single test in air tightness test, strength test, reliability test or starting test, and the testing function is single.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a container valve, selection valve testing arrangement can realize multiple functional test.

A container valve and selection valve testing device comprises a test bed, an air source distribution system and a water source distribution system, the test bed comprises a first test bed and a second test bed, the air source distribution system comprises a first air compressor, the first air compressor is respectively connected with the safety valve, the first air storage bottle and one end of the first pressure regulating valve through a first main valve, the other end of the first pressure regulating valve is respectively connected with one end of the first valve and one end of the second valve, the other end of the first valve is connected with the air inlet of the first test bed, the other end of the second valve is connected with the air inlet of the second test bed, the water source distribution system comprises a water source and a water source pressurizing system, the water source is connected with the water inlet of the first test bed, and the water source is connected with the water inlet of the second test bed through the water source pressurizing system.

Above technical scheme is preferred, the other end of first air-vent valve is equipped with pressure transmitter, pressure transmitter department is equipped with the second manometer.

Preferably, in the above technical scheme, the air source distribution system further comprises a second air compressor, the second air compressor is connected with one end of the water source pressurization system and one end of a fourth valve through a second main valve, and the other end of the fourth valve is connected with a pneumatic starter of the valve to be tested.

Above technical scheme is preferred, the one end of fourth valve is equipped with the third manometer.

Above technical scheme is preferred, water source supercharging system includes the booster pump, the water inlet of booster pump pass through the third main valve with the water source is connected, the second main valve loop through fifth valve, governing valve and second air-vent valve with the air inlet of booster pump is connected, the delivery port of booster pump is connected with the one end of sixth valve, the other end of sixth valve is connected with the one end of relief valve and seventh valve respectively, the other end of seventh valve is connected with the water inlet of second test bench.

Preferably, in the above technical solution, the other end of the sixth valve is connected to one end of the eighth valve.

Above technical scheme is preferred, the one end of sixth valve is equipped with the fourth manometer.

Above technical scheme is preferred, first test bench includes first frame, elevating system, basin and test assembly, test assembly fixes the upper portion of first frame, elevating system is used for driving the basin reciprocates, test assembly includes first workstation, test pipeline and test interface, all be equipped with a plurality of holes and a plurality of test hole of permeating water on the first workstation, the test pipeline passes test hole's one end is equipped with test interface, the other end of first valve with test pipeline's air inlet is connected.

Above technical scheme is preferred, the second test bench includes second frame, second workstation and high-pressure cylinder body, the second frame is located one side of first frame, be equipped with in the second frame the second workstation, be equipped with on the second workstation the high-pressure cylinder body, be close to in the first frame one side of second frame is equipped with the protection shield, the other end of second valve with the air inlet of high-pressure cylinder body is connected, the water outlet end of water source pressurization system with the water inlet of high-pressure cylinder body is connected.

Above technical scheme is preferred, the test bench still includes third frame and safety cover, the safety cover with third frame sliding connection, the safety cover is used for the protection the second test bench.

The utility model has the advantages and positive effects that: the utility model provides a container valve, selector valve testing arrangement, first air compressor connect first test bench and second test bench respectively through first air-vent valve, and first air-vent valve becomes first test bench test required pressure and second test bench required pressure with atmospheric pressure regulation, realizes container valve gas tightness test, container valve and selector valve strength test and reliability test, the utility model discloses simple structure, the test is reliable.

Drawings

Fig. 1 is a schematic view illustrating a pipeline connection of a testing apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a test bed according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a testing assembly according to an embodiment of the present invention;

fig. 4 is an installation diagram of a batch airtightness test provided in an embodiment of the present invention;

fig. 5 is an installation schematic diagram of the air tightness test and the strength test provided by an embodiment of the present invention;

fig. 6 is an installation diagram of a reliability test according to an embodiment of the present invention.

Wherein: 1. a first test stand; 2. a second test stand; 3. a water source pressurization system; 4. a first air compressor; 5. a first main valve; 6. a safety valve; 7. a first gas cylinder; 8. a first pressure regulating valve; 9. a first valve; 10. a second valve; 11. a third valve; 12. a muffler; 13. a first pressure gauge; 14. a pressure transmitter; 15. a second pressure gauge; 16. a second air compressor; 17. a second main valve; 18. a fourth valve; 19. a second gas cylinder; 20. a third pressure gauge; 21. a booster pump; 22. a third main valve; 23. a water source; 24. a fifth valve; 25. a speed regulating valve; 26. a second pressure regulating valve; 27. a sixth valve; 28. a pressure relief valve; 29. a seventh valve; 30. an eighth valve; 31. a fourth pressure gauge; 32. a container valve; 33. DN100 selection valve; 34. DN80 selector valve; 35. DN50 selector valve; 36. a first frame; 37. a lifting mechanism; 38. a water tank; 39. a support; 40. a first table; 41. testing the pipeline; 42. a test interface; 43. locking the nut; 44. a second frame; 45. a second table; 46. a high pressure cylinder; 47. a protection plate; 48. a third frame; 49. a protective cover; 50. and connecting the flanges.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

A container valve and selection valve testing device is shown in figures 1-6 and comprises a test bed, an air source distribution system and a water source distribution system, wherein the test bed comprises a first test bed 1 and a second test bed 2, the first test bed is used for carrying out batch air tightness tests on container valves, and the second test bed is used for carrying out reliability tests, strength tests and air tightness tests on the container valves and the selection valves. Specifically, the air source distribution system comprises a first air compressor 4, the first air compressor is respectively connected with one ends of a safety valve 6, a first air storage bottle 7 and a first pressure regulating valve 8 through a first main valve 5, the other end of the first pressure regulating valve is respectively connected with one end of a first valve 9 and one end of a second valve 10, the other end of the first valve is connected with an air inlet of a first test bed, the other end of the second valve is connected with an air inlet of a second test bed, the water source distribution system comprises a water source and a water source pressurization system 3, the water source is connected with a water inlet of the first test bed, and the water source is connected with a water inlet of the second test bed through the water source pressurization system.

The line between the first main valve 5 and the safety valve 6 is connected to a muffler 12 via a third valve 11. A first pressure gauge 13 is arranged at the first gas storage bottle 7. The other end of the first pressure regulating valve 8 is provided with a pressure transmitter 14, and a second pressure gauge 15 is arranged at the pressure transmitter 14.

The output pressure of the first air compressor 4 is adjusted by the first pressure adjusting valve 8, when the pressure is adjusted to the pressure required by the test, the corresponding first valve 9 or the second valve 10 is opened, and the second pressure gauge 15 can display the pressure adjusted by the first pressure adjusting valve 8.

The air source distribution system also comprises a second air compressor 16, the second air compressor 16 is respectively connected with one end of the water source pressurization system 3 and one end of a fourth valve 18 through a second main valve 17, and the other end of the fourth valve 18 is connected with a pneumatic starter of the valve to be tested. The outlet of the other end of the fourth valve 18 is connected with a pneumatic starter of the tested valve through a hose. A second gas cylinder 19 is arranged between the second air compressor 16 and the second main valve 17. One end of the fourth valve 18 is provided with a third pressure gauge 20 for indicating the pressure level entering the pneumatic actuator test. The water source is connected with the water inlet of the second test bed through the water source pressurizing system. Specifically, the water source pressurizing system comprises a pressurizing pump 21, a water inlet of the pressurizing pump is connected with a water source 23 through a third main valve 22, a second main valve is connected with an air inlet of the pressurizing pump sequentially through a fifth valve 24, a speed regulating valve 25 and a second pressure regulating valve 26, a water outlet of the pressurizing pump is connected with one end of a sixth valve 27, the other end of the sixth valve is connected with one end of a pressure release valve 28 and one end of a seventh valve 29 respectively, and the other end of the seventh valve is connected with a water inlet of the second test bed. The other end of the sixth valve 27 is connected to one end of the eighth valve 30. One end of the sixth valve is provided with a fourth pressure gauge 31.

Specifically, the first test bed 1 includes a first frame 36, a lifting mechanism 37, a water tank 38 and a test assembly, the test assembly is fixed on the upper portion of the first frame through a support 39, the lifting mechanism is used for driving the water tank to move up and down, the lifting mechanism is an air cylinder optionally in this embodiment, the air cylinder is arranged below the water tank, a moving end of the air cylinder is connected with the lower surface of the water tank, the water tank is arranged below the test assembly, and the water tank can move up and down relative to the first frame under the driving of the air cylinder. Optionally, a camera (not shown) is also provided directly above the first housing for observing the presence or absence of air bubbles in the water bath. The test assembly comprises a first workbench 40, a test pipeline 41 and a test interface 42, a plurality of water permeable holes and a plurality of test holes are formed in the first workbench, 4 test holes are formed in the embodiment, the test pipeline penetrates through the test holes, the test interface is arranged at one end, penetrating through the test holes, of the test pipeline, and the other end of the first valve 9 is connected with an air inlet of the test pipeline. The test interface is connected with the test pipeline and combined, and the test pipeline and the test interface are fixed on the first workbench by using the locking nut 43.

During operation, install the container valve on testing the interface, pour into water in the basin, elevating system drives the basin and goes up to move to the surface of water of basin and submergence container valve, opens first valve, pours into test atmospheric pressure gas into the container valve to the gas tightness of inspection container valve. The gas source at the first valve is supplied to the first test stand and can be used for batch gas tightness tests of each group of 4 container valves.

Specifically, the second test bench includes second frame 44, second workstation 45 and high-pressure cylinder 46, and one side of first frame is located to the second frame, is equipped with the second workstation in the second frame, is equipped with high-pressure cylinder on the second workstation, and one side that is close to the second frame in the first frame is equipped with protection shield 47, and the other end of second valve 10 is connected with the air inlet of high-pressure cylinder, and the play water end of water source supercharging system 3 is connected with the water inlet of high-pressure cylinder. The model that high pressure cylinder body chose to use in this embodiment is HCYL400, and the high pressure cylinder body of this application is not limited to this model number, and the high pressure cylinder body of other models also can.

Optionally, the test stand further comprises a third frame 48 and a protective cover 49, the protective cover being slidably connected to the third frame, the protective cover and the protective plate being used to protect the second test stand. A camera is also arranged in the protective cover and used for observing the test process.

When the test bed works, the air source at the second valve and the water source pressurized by the water source pressurizing system are supplied to the second test bed, the high-pressure cylinder body is provided with an air source and a water source pipeline interface, namely an air inlet and a water inlet, and is provided with a stop valve. The air source is used to complete the air tightness test and reliability (action) test of the container valve and the selection valve with various calibers. The pressure resistance (strength) test of the container valve and the selection valves of various calibers can be completed by using a water source. The valves to be tested include a selector valve and a tank valve 32, and since the selector valve has various specifications such as DN100 selector valve 33, DN80 selector valve 34 and DN50 selector valve 35, which have different connection structures and sizes, the selector valve and the tank valve can be connected to the high pressure cylinder through connection flanges of different specifications to perform testing. When the second test bed is used for carrying out air tightness test, a general air source can be used, and professional leakage detection liquid is adopted for carrying out test. Or the helium is connected into the gas source and is input into the high-pressure cylinder body, and the helium olfactometer is used for testing during testing. The latter method is more accurate due to the extremely small helium molecules.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a container valve, selection valve testing arrangement which characterized in that: the test bed comprises a test bed, an air source distribution system and a water source distribution system, wherein the test bed comprises a first test bed and a second test bed, the air source distribution system comprises a first air compressor, the first air compressor is respectively connected with one end of a safety valve, a first air storage bottle and a first pressure regulating valve through a first main valve, the other end of the first pressure regulating valve is respectively connected with one end of a first valve and one end of a second valve, the other end of the first valve is connected with an air inlet of the first test bed, the other end of the second valve is connected with an air inlet of the second test bed, the water source distribution system comprises a water source and a water source pressurization system, the water source is connected with a water inlet of the first test bed, and the water source is connected with a water inlet of the second test bed through the water source pressurization system.

2. The canister valve and selection valve testing apparatus of claim 1, wherein: the other end of the first pressure regulating valve is provided with a pressure transmitter, and a second pressure gauge is arranged at the pressure transmitter.

3. The canister valve and selection valve testing apparatus of claim 1, wherein: the air source distribution system further comprises a second air compressor, the second air compressor is respectively connected with the water source pressurization system and one end of a fourth valve through a second main valve, and the other end of the fourth valve is connected with a pneumatic starter of the valve to be tested.

4. The canister valve and selection valve testing apparatus of claim 3, wherein: and a third pressure gauge is arranged at one end of the fourth valve.

5. The canister valve and selection valve testing apparatus of claim 3, wherein: the water source supercharging system comprises a booster pump, a water inlet of the booster pump is connected with a water source through a third main valve, the second main valve sequentially passes through a fifth valve, a speed regulating valve and a second pressure regulating valve and is connected with an air inlet of the booster pump, a water outlet of the booster pump is connected with one end of a sixth valve, the other end of the sixth valve is connected with one ends of a pressure release valve and a seventh valve respectively, and the other end of the seventh valve is connected with a water inlet of a second test bed.

6. The canister valve and selection valve testing apparatus of claim 5, wherein: and the other end of the sixth valve is connected with one end of the eighth valve.

7. The canister valve and selection valve testing apparatus of claim 5, wherein: and a fourth pressure gauge is arranged at one end of the sixth valve.

8. The canister valve and selection valve testing apparatus of claim 1, wherein: the first test bed comprises a first frame, a lifting mechanism, a water tank and a test assembly, the test assembly is fixed to the upper portion of the first frame, the lifting mechanism is used for driving the water tank to move up and down, the test assembly comprises a first workbench, a test pipeline and a test interface, a plurality of water permeable holes and a plurality of test holes are formed in the first workbench, the test pipeline penetrates through the test holes, one ends of the test holes are provided with the test interface, and the other end of the first valve is connected with an air inlet of the test pipeline.

9. The canister valve and selection valve testing apparatus of claim 8, wherein: the second test bench includes second frame, second workstation and high-pressure cylinder body, the second frame is located one side of first frame, be equipped with in the second frame the second workstation, be equipped with on the second workstation the high-pressure cylinder body, be close to in the first frame one side of second frame is equipped with the protection shield, the other end of second valve with the air inlet of high-pressure cylinder body is connected, the water outlet end of water source pressure boost system with the water inlet of high-pressure cylinder body is connected.

10. The canister valve and selection valve testing apparatus of claim 9, wherein: the test bed further comprises a third rack and a protective cover, the protective cover is connected with the third rack in a sliding mode, and the protective cover is used for protecting the second test bed.